EP 0295916 A3 19890531 - SIZING AGENTS FOR CARBON FIBERS
Title (en)
SIZING AGENTS FOR CARBON FIBERS
Publication
Application
Priority
JP 14951587 A 19870616
Abstract (en)
[origin: EP0295916A2] A sizing agent for carbon fibers has the following three important constituents: an epoxy compound; a copolymer having within its molecule one segment which is an oxyalkylene derivative of a polycyclic phenol and one or two segments which are a monoester or a polyester, segments being connected through an ester linkage; and an oxyalkylene derivative of a substituted phenol.
IPC 1-7
IPC 8 full level
D06M 15/53 (2006.01); D01F 11/14 (2006.01); D06M 13/02 (2006.01); D06M 13/11 (2006.01); D06M 13/144 (2006.01); D06M 13/165 (2006.01); D06M 13/17 (2006.01); D06M 13/325 (2006.01); D06M 13/332 (2006.01); D06M 101/00 (2006.01); D06M 101/40 (2006.01)
CPC (source: EP US)
D01F 11/14 (2013.01 - EP US)
Citation (search report)
- [Y] US 3957716 A 19760518 - WELDY WINFRED E
- [Y] FR 2301495 A1 19760917 - ASAHI CHEMICAL IND [JP]
- [Y] FR 2368571 A1 19780519 - TORAY INDUSTRIES [JP], et al
Designated contracting state (EPC)
CH DE ES FR GB IT LI NL
DOCDB simple family (publication)
EP 0295916 A2 19881221; EP 0295916 A3 19890531; EP 0295916 B1 19931222; DE 3886452 D1 19940203; DE 3886452 T2 19940601; JP H06102870 B2 19941214; JP S63315671 A 19881223; US 4880881 A 19891114
DOCDB simple family (application)
EP 88305512 A 19880616; DE 3886452 T 19880616; JP 14951587 A 19870616; US 19594488 A 19880519